搜索结果: 1-15 共查到“工学 3D City Models”相关记录34条 . 查询时间(0.583 秒)
COMBINING URBAN METABOLISM METHODS AND SEMANTIC 3D CITY MODELS
Stocks and Flows, Urban Metabolism 3D City Model CityGML General Indicator Model GIM Dynamizer
2018/11/9
he last decade has witnessed increasing interest in the study of urban stocks and flows. This paper provides a literature review for different studies of urban stocks and flows. The review shows that ...
INTEGRATED USE OF REMOTE SENSED DATA AND NUMERICAL CARTOGRAPHY FOR THE GENERATION OF 3D CITY MODELS
3D City Model Numerical cartography SmartCity Data fusion SfM Oblique imagery LiDAR
2018/6/4
3D city models are becoming increasingly popular and important, because they constitute the base for all the visualization, planning, management operations regarding the urban infrastructure. These da...
E-COLLABORATION BETWEEN THE PRIVATE AND THE CIVIL SECTOR: SUPPORT OF LONG-TERM UTILIZATION AND UPDATE OF OFFICIAL 3D CITY MODELS
3D City Model Digital City CityGML
2016/2/29
Research on the creation and use of 3D city models has made rapid progress recently. An increasing number of cities and regions
now own 3D city models or are planning to use them in the future. Espec...
With the rapid advances in sensor ?especially laser scanner ?technology and the development of increasingly more sophisticated
algorithms for the extraction of features from the data sets produced by...
TOWARDS SEMANTICALLY ENRICHED 3D CITY MODELS: AN ONTOLOGY-BASED APPROACH
ontologies interoperability CityGML
2016/2/29
Various urban models have been developed and are used in the urban domain, to perform for example air quality calculation,
building energy consumption analysis or traffic simulation. The use of urban...
METHODS FOR GEOMETRIC DATA VALIDATION OF 3D CITY MODELS
Geometry Validation CityGML 3D city model Requirements Validation Rules Tolerances
2016/1/18
Geometric quality of 3D city models is crucial for data analysis and simulation tasks, which are part of modern applications of the data (e.g. potential heating energy consumption of city quarters, so...
SPATIO-SEMANTIC COHERENCE IN THE INTEGRATION OF 3D CITY MODELS
3D city models data integration 3D GIS spatio-semantic coherence semantic modelling GML CityGML
2015/9/28
An increasing number of applications rely on 3D geoinformation. In addition to 3D geometry, these applications particularly require complex semantic information. In the context of spatialdata infrastr...
PRODUCTION OF VEGETATION INFORMATION TO 3D CITY MODELS FROM SPOT SATELLITE IMAGES
Forest mapping satellite imagery 3D city model atmospheric calibration 3D visualisation
2015/9/17
The paper presents a methodology to produce forest parameters and tree instances to large area 3D maps or city models from satellite images. The process flow includes the calibration of the satellite ...
evaluation of the potential of pleaides system for 3d city models production : building, vegetation and dtm extraction
PLEIADES geometric modelling surface reconstruction digital surface models
2015/9/1
ThePleiades system developed by theFrench space agency CNESshall be ready for launch in early 2009. It deals with a new generation of high resolution optical satellites. The great agility of Pleiades ...
ACCURACY OF 3D CITY MODELS: EuroSDR comparison
Laser scanning photogrammetry building extraction accuracy
2015/8/13
The paper focuses on comparing accuracies obtained with photogrammetry and laser scanning in building extraction and partly compares results obtained with various methods. The objective of the EuroSDR...
PANORAMIC SCENES FOR TEXTURE MAPPING OF 3D CITY MODELS
visualisation Virtual Reality Photo-realism Terrestrial
2015/7/31
Urban models can be collected area covering and efficiently based on aerial data like stereo images or LIDAR. While a large number of applications like simulations are already feasible based on the av...
AUTOMATIC MATCHING OF TERRESTRIAL SCAN DATA AS A BASIS FOR THE GENERATION OF DETAILED 3D CITY MODELS
LIDAR Laser scanning Fusion Matching
2015/6/1
The request for three-dimensional digital city models is increasing and also the need to have more precise and realistic
models. In the past, 3D models have been relatively simple. The models were de...
COMPARISON OF AERIAL IMAGES, SATELLITE IMAGES AND LASER SCANNING DSM IN A 3D CITY MODELS PRODUCTION FRAMEWOR
Aerial Satellite Laser Reconstruction.
2015/6/1
During the past decade, the automatic generation of 3D city models has been a constant topic of research for several universities
and cartographic or photogrammetric institutes. These 3D city models ...
GEOMETRIC AND THEMATIC ENRICHMENT OF FRONTAGES IN 3D CITY-MODELS
Modeling Reconstruction City Model
2015/6/1
Urban space is a three-dimensional space. That is why the 3D is often required when it is a question of representing it. G.I.S. existing
applications already propose 3D tools, but actually, these to...
For 3D city management visualization, query and the analysis of 3D data related to cities are very important tasks. In this paper, we
present a tool (3D-City VAQS/ 3D-City Visualization Analyse and ...